In bridge construction, the major task of survey lies in the accurate setting out of abutment location, pier location, and the components of the crossing structure.
在桥梁建设中，测量工作的主要任务是精确地放样桥墩桥台的位置和跨越结构的各个部分。
In the railway engineering, the method of cofferdam construction is usually adopted in the bridge base, pier and abutment in deep-water.
铁路工程中，深水处的桥梁基础、墩台多采用围堰施工。
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